Main Entry: non·in·va·sive

Pronunciation: \-in-ˈvā-siv, -ziv\

Function: adjective

Date: 1968

1 : not tending to spread; specifically : not tending to infiltrate and destroy healthy tissue <noninvasive cancer of the bladder>
2 : not being or involving an invasive medical procedure <noninvasive imaging techniques>

— non·in·va·sive·ly adverb